Draugrys, Grave Scourge

Deathtouch, Flying, Menace
Predator 5:If this creature deals damage to another creature and kills that creature, put that many +1/+1 counters on it.
Whenever a creature is put into a graveyard, you may create X 1/1 black elemental zombie creature tokens, where X is that card's mana cost.
This creature's power is equal to the number of cards in graveyards plus 3.